TY - BOOK AU - Wilber,Charles Grady TI - Ballistic science for the law enforcement officer SN - 0398035792 U1 - 364.121 21 PY - 1977/// CY - Springfield, Ill. PB - Charles C. Thomas KW - Forensic ballistics KW - Firearms KW - Identification N1 - Includes index; Bibliography: p. 298-301 ER -